import { EventEmitter } from '../../Events/EventEmitter.js';
import { AsyncNode } from '../../Nodes/AsyncNode.js';
import { EventNode } from '../../Nodes/EventNode.js';
import { Node } from '../../Nodes/Node.js';
import { Graph } from '../Graph.js';
export declare class Engine {
    readonly graph: Graph;
    private readonly fiberQueue;
    readonly asyncNodes: AsyncNode[];
    readonly eventNodes: EventNode[];
    readonly onNodeExecution: EventEmitter<Node>;
    executionSteps: number;
    constructor(graph: Graph);
    dispose(): void;
    commitToNewFiber(node: Node, outputFlowSocketName: string, fiberCompletedListener?: (() => void) | undefined): void;
    executeAllSync(limitInSeconds?: number, limitInSteps?: number): number;
    executeAllAsync(limitInSeconds?: number, limitInSteps?: number): Promise<number>;
}
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